MONACOR SPX-21M
Full-range
2″ / 56 mm
Nominal diameter
170 Hz
Resonance
0.47
Q factor
83 dB
Sensitivity
± 1.2 mm
Linear excursion
25 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.3
- dB
- Frequency response
- 170 - 22000
- Hz
- Resonance frequency (free air)
- fS
- 170
- Hz
- Mechanical quality factor
- QMS
- 4.66
- Electrical quality factor
- QES
- 0.53
- Total quality factor
- QTS
- 0.47
- Maximum linear excursion
- xmax
- 1.2
- mm
- Air volume displaced at xmax
- VD
- 1.6
- cm³
- Power handling
- P
- 12
- W
- Program power
- Pmax
- 25
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.7
- Ω
- Inductance (1kHz)
- LE
- 0.12
- mH
- VC Diameter
- 20
- mm
- Winding material
- Kapton
- Force factor
- Bl
- 3.32
- N/A
- Motor constant
- Bl/√RE
- 1.72
- N/√W
- Diameter
- 29
- mm
- Weight
- 0.026
- kg
- Effective diameter
- 41
- mm
- Effective area
- SD
- 13
- cm²
- Moving mass
- MMS
- 1.5
- g
- Moving mass (without air load)
- MMD
- 1.4
- g
- Stiffness
- KMS
- 1.67
- N/mm
- Compliance
- CMS
- 600
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.14
- L
- Mechanical resistance
- RMS
- 0.33
- N·s/m
- Nominal diameter
- 2
- ″
- 56 x 56
- mm
- Overall size
- 56 x 56
- mm
- Baffle cutout diameter
- 51
- mm
- Overall depth
- 34
- mm
- Flange thickness
- 1
- mm
- Mounting depth
- 33
- mm
- Net weight
- 0.09
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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